var mycounter = 6;
var myimages = ["Graphics/about-roll.gif", "Graphics/home-roll.gif", "Graphics/software-roll.gif", "Graphics/services-roll.gif", "Graphics/contact-roll.gif", "Graphics/RedDot.gif"];
var preloading = new Array(mycounter);

for(var i=0; i < mycounter; i++) {
	preloading[i] = new Image(); 
	preloading[i].src = myimages[i];
}